Ruling · Mahāṣṭamī (Durgāṣṭamī) · 1958

Sunday 19 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 81 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Sunday 19 October

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

48 of 48 minutes covered

Midday of Monday 20 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

0 of 48 minutes covered

Aṣṭamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 10:18 on Sun 19 Oct to 10:07 on Mon 20 Oct.

    1958-10-19T02:18:00Z → 1958-10-20T02:07:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 19th, 11:39–12:27 on the 20th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 19th and 0 of 48 on the 20th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 4862 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 1958: Sunday 19 October.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 1958 falls on Sunday 19 October. Aṣṭamī runs from 10:18 on Sun 19 Oct to 10:07 on Mon 20 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1958/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 19 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 19 Oct
compat-drikpanchangComparison profileSun 19 Oct
No institution has a recorded ruling for Baoding.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/mahashtami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 8 Mahastami (paraviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 19thCoveredMadhyāhna 20thCoveredRuled
Los Angeles18:18 → 18:0711:1448 min11:140 min19 Oct
Chicago21:18 → 21:0712:1148 min12:110 min19 Oct
Jersey City22:18 → 22:0712:1748 min12:170 min19 Oct
Port of Spain22:18 → 22:0711:2748 min11:270 min19 Oct
London02:18 → 02:0711:2148 min11:210 min19 Oct
Durban04:18 → 04:0711:1748 min11:170 min19 Oct
Dubai06:18 → 06:0711:4048 min11:400 min19 Oct
Delhi07:48 → 07:3711:4248 min11:420 min19 Oct
Kolkata07:48 → 07:3710:5848 min10:570 min19 Oct
Singapore09:48 → 09:3711:5648 min11:560 min19 Oct
Sydney12:18 → 12:0711:170 min11:1648 min20 Oct
Suva14:18 → 14:0711:280 min11:2748 min20 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
mahashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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